Moken students among their Thai Muslim classmates at a school in Koh Lao, southern Thailand. Moken children often drop out of school to join their parents fishing, so teachers struggle to keep them in class.

Ngui gets ready to dive for razor clams during a fishing trip with his family in Phang Nga province, southern Thailand. Some Moken have developed a special underwater skill that allows them to see clearly without wearing a mask.